Введение в модель данных SQL

FROM DEPT,


SELECT DEPT.DEPT_NO, EMP.EMP_NAME,
(SELECT COUNT(*)
FROM EMP
WHERE EMP.DEPT_NO = DEPT.DEPT_NO),
(SELECT MIN(EMP_SAL)
FROM EMP
WHERE EMP.DEPT_NO = DEPT.DEPT_NO),
(SELECT MAX(EMP_SAL)
FROM EMP
WHERE EMP.DEPT_NO = DEPT.DEPT_NO),
(SELECT AVG(EMP_SAL)
FROM EMP
WHERE EMP.DEPT_NO = DEPT.DEPT_NO)
FROM DEPT, EMP
WHERE DEPT.DEPT_MNG = EMP.EMP_NO;

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